Whales and dolphins can't taste anything other than salt.
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Lurch, a Watusi bull, had the largest horns in the world.
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A 42-foot sperm whale has about 7 tons of oil in it.
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When cats are happy, they may squeeze their eyes shut.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
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Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
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